Dr. Donal Keenan (1919-1990), Roscommon, was the twenty-fourth president of the GAA (1973-1977)
Dr. Keenan, while studying at UCD, captained the team that won UCD’s first Dublin Senior football championship in 1943. He won an All-Ireland Junior medal with Roscommon in 1940, and Senior medals in 1943 and 1944, 
In 1965, Dr. Keenan started the Fr. Manning Cup, an inter-county competition for under-16s football, with George O’Toole and Fr. Phil McGee.
In 2010, he was included in the shortlist for the Ulster Bank Sigerson Team of the Century.
Dr. Keenan’s son, also Donal, has written about the GAA for the Irish Independent, the Sunday Times, and The Irish Mail on Sunday, and is the author of “Brothers in Sport GAA: GAA Family Dynasties” (Mercier Press)